Universal BNC Pool Plus pH Probe - Double-Junction - 10 Foot Cable Sign Name This Spa Open With Graphic

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Universal BNC Pool Plus pH Probe - Double-Junction - 10 Foot Cable Sign Name This Spa Open With GraphicThis is a PP200 Universal Pool Plus pH Probe, double junction, with a 10 foot cable. These Sensorex universal probes have BNC connections and are compatible with Strantrol, Polaris, Chemtrol, and Rola Chem controllers. The double junction probes have a second junction inside to keep the sample being tested from contaminating the electrode. So the double junction probes last longer with an extended life! The Pool Plus sensors feature a high molarity